Search › New York › 207RI0200X
John Ryan, M.D
NPI 1821046095 · on the registry since 2006 · sole proprietor
Practice
- Address
- 450 E 29th St
Kadmon Corporation, Llc
New York, NY 10016 - Phone
- (212) 308-6000
- Organisation at this address
- Kadmon Corporation, Llc
Inferred from a shared address, not stated in the registry.
Registry record
- Primary taxonomy
- 207RI0200X
207RI0200X
- Also registered as
- 207RI0200X
- Licence states on file
- MA, NY
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-09-13
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in New York